<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
</head>
<body>
    <a href="#/news">新闻</a>
    |
    <a href="#/home">主页</a>

    <fieldset>
        <legend>内容</legend>
        <div id="content"></div>
    </fieldset>
</body>
</html>
<script>
    // 获取hash，location.hash
    // 监听hash改变的方法  onhashchange

    window.onhashchange = function (){
        console.log(location.hash);

        switch(location.hash){
            case "#/news":
                content.innerHTML = "<h1>新闻</h1>";
                break;

            case "#/home":
                content.innerHTML = "<h1>主页</h>";
                break;
        }
    }
</script>